/*
 * ALWVView.java
 */

package alwv;

import alwv.backups.Backup;
import alwv.encryption.RESEncryption;
import java.awt.event.KeyEvent;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.jdesktop.application.Action;
import org.jdesktop.application.ResourceMap;
import org.jdesktop.application.SingleFrameApplication;
import org.jdesktop.application.FrameView;
import org.jdesktop.application.TaskMonitor;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.util.Arrays;
import javax.swing.Timer;
import javax.swing.Icon;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import org.joda.time.*;

/**
 * The application's main frame.
 */
public class ALWVView extends FrameView {
    public ALWVView(final SingleFrameApplication app) {
        super(app);

        initComponents();
        res = new RESEncryption("9458764122549833");
        
        // status bar initialization - message timeout, idle icon and busy animation, etc
        ResourceMap resourceMap = getResourceMap();
        int messageTimeout = resourceMap.getInteger("StatusBar.messageTimeout");
        messageTimer = new Timer(messageTimeout, new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                statusMessageLabel.setText("");
            }
        });
        messageTimer.setRepeats(false);
        int busyAnimationRate = resourceMap.getInteger("StatusBar.busyAnimationRate");
        for (int i = 0; i < busyIcons.length; i++) {
            busyIcons[i] = resourceMap.getIcon("StatusBar.busyIcons[" + i + "]");
        }
        busyIconTimer = new Timer(busyAnimationRate, new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                busyIconIndex = (busyIconIndex + 1) % busyIcons.length;
                statusAnimationLabel.setIcon(busyIcons[busyIconIndex]);
            }
        });
        idleIcon = resourceMap.getIcon("StatusBar.idleIcon");
        statusAnimationLabel.setIcon(idleIcon);
        progressBar.setVisible(false);

        // connecting action tasks to status bar via TaskMonitor
        TaskMonitor taskMonitor = new TaskMonitor(getApplication().getContext());
        taskMonitor.addPropertyChangeListener(new java.beans.PropertyChangeListener() {
            public void propertyChange(java.beans.PropertyChangeEvent evt) {
                String propertyName = evt.getPropertyName();
                if ("started".equals(propertyName)) {
                    if (!busyIconTimer.isRunning()) {
                        statusAnimationLabel.setIcon(busyIcons[0]);
                        busyIconIndex = 0;
                        busyIconTimer.start();
                    }
                    progressBar.setVisible(true);
                    progressBar.setIndeterminate(true);
                } else if ("done".equals(propertyName)) {
                    busyIconTimer.stop();
                    statusAnimationLabel.setIcon(idleIcon);
                    progressBar.setVisible(false);
                    progressBar.setValue(0);
                } else if ("message".equals(propertyName)) {
                    String text = (String)(evt.getNewValue());
                    statusMessageLabel.setText((text == null) ? "" : text);
                    messageTimer.restart();
                } else if ("progress".equals(propertyName)) {
                    int value = (Integer)(evt.getNewValue());
                    progressBar.setVisible(true);
                    progressBar.setIndeterminate(false);
                    progressBar.setValue(value);
                }
            }
        });
    }

    @Action
    public void showAboutBox() {
        if (aboutBox == null) {
            JFrame mainFrame = ALWVApp.getApplication().getMainFrame();
            aboutBox = new ALWVAboutBox(mainFrame);
            aboutBox.setLocationRelativeTo(mainFrame);
        }
        ALWVApp.getApplication().show(aboutBox);
    }

    private void loginButtonClicked(){
        char[] input = jPasswordField1.getPassword();
        
        String selection = (String)(jComboBox1.getSelectedItem());
        boolean success = false;
        if(selection.equals("Treasurer")){
            success = isTreasurerPasswordCorrect(input);
        }
        else{
            success = isMemberPasswordCorrect(input);
        }
        
        if (success) {
            successfulPassword();
        } else {
            JOptionPane.showMessageDialog(this.getFrame(),
                "Invalid password. Try again.",
                "Error Message",
                JOptionPane.ERROR_MESSAGE);
        }

        Arrays.fill(input, '0');
    }
    
    public static boolean isTreasurerPasswordCorrect(char[] input) {
        org.jdesktop.application.ResourceMap resourceMap = org.jdesktop.application.Application.getInstance(alwv.ALWVApp.class).getContext().getResourceMap(ALWVView.class);
        
        boolean isCorrect = true;
        BufferedReader in = null;
        try {
            in = new BufferedReader(new FileReader("C:/ALWV/p/treasurer"));
        } catch (FileNotFoundException ex) {
            ex.printStackTrace();
        }
        String line = null;
        try {
            line = in.readLine();
        } catch (IOException ex) {
            ex.printStackTrace();
        }
        line = res.decrypt(line);
        char[] correctPassword = line.toCharArray();
        if (input.length != correctPassword.length) {
            isCorrect = false;
        } else {
            isCorrect = Arrays.equals (input, correctPassword);
        }

        //Zero out the password.
        Arrays.fill(correctPassword,'0');

        return isCorrect;
    }
    
    public static boolean isMemberPasswordCorrect(char[] input) {
        org.jdesktop.application.ResourceMap resourceMap = org.jdesktop.application.Application.getInstance(alwv.ALWVApp.class).getContext().getResourceMap(ALWVView.class);

        boolean isCorrect = true;
        BufferedReader in = null;
        try {
            in = new BufferedReader(new FileReader("C:/ALWV/p/guest"));
        } catch (FileNotFoundException ex) {
            ex.printStackTrace();
        }
        String line = null;
        try {
            line = in.readLine();
        } catch (IOException ex) {
            ex.printStackTrace();
        }
        line = res.decrypt(line);
        char[] correctPassword = line.toCharArray();

        if (input.length != correctPassword.length) {
            isCorrect = false;
        } else {
            isCorrect = Arrays.equals (input, correctPassword);
        }

        //Zero out the password.
        Arrays.fill(correctPassword,'0');

        return isCorrect;
    }

    private void successfulPassword(){
        if(((String)(jComboBox1.getSelectedItem())).equals("Treasurer")){
            String[] args = new String[1];
            args[0] = "w";
            MainView.main(args);
        }
        else{
            String[] args = new String[1];
            args[0] = "r";
            MainView.main(args);
        }
        
        checkBackups();
        this.getFrame().dispose();
    }
    
    private void checkBackups() {
        String dblocation = ALWVApp.getApplication().getDbLocation();
        String backuplocation = ALWVApp.getApplication().getBackupLocation();
        int daysbetween = ALWVApp.getApplication().getDaysBetweenBackups();
        
        File check = new File(backuplocation);
        File[] list = check.listFiles();
        LocalDate mostrecent = new LocalDate(1,1,1);
        for (File f : list) {
            String curfile = f.getName();
            String[] split = curfile.split("-");
            int year = Integer.parseInt(split[0]);
            int month = Integer.parseInt(split[1]);
            int date = Integer.parseInt(split[2]);
            
            LocalDate d = new LocalDate(year, month, date);
            if (d.compareTo(mostrecent) > 0) {
                mostrecent = d;
            }
        }
        LocalDate today = new LocalDate(LocalDate.now());
        int daysapart = Days.daysBetween(mostrecent,today).getDays();
        if (daysapart > daysbetween) {
            try {
                Backup cd = new Backup(dblocation  + "current/LWV/",backuplocation + today + "/");
            } catch (IOException ex) {
                Logger.getLogger(ALWVView.class.getName()).log(Level.SEVERE, null, ex);
                this.getFrame().dispose();
            }
        }
        
    }
    
    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        mainPanel = new javax.swing.JPanel();
        loginButton = new javax.swing.JButton();
        jComboBox1 = new javax.swing.JComboBox();
        jLabel1 = new javax.swing.JLabel();
        errorText = new javax.swing.JLabel();
        jPasswordField1 = new javax.swing.JPasswordField();
        jLabel2 = new javax.swing.JLabel();
        menuBar = new javax.swing.JMenuBar();
        javax.swing.JMenu fileMenu = new javax.swing.JMenu();
        javax.swing.JMenuItem exitMenuItem = new javax.swing.JMenuItem();
        javax.swing.JMenu helpMenu = new javax.swing.JMenu();
        javax.swing.JMenuItem aboutMenuItem = new javax.swing.JMenuItem();
        statusPanel = new javax.swing.JPanel();
        javax.swing.JSeparator statusPanelSeparator = new javax.swing.JSeparator();
        statusMessageLabel = new javax.swing.JLabel();
        statusAnimationLabel = new javax.swing.JLabel();
        progressBar = new javax.swing.JProgressBar();

        mainPanel.setName("mainPanel"); // NOI18N
        mainPanel.setPreferredSize(new java.awt.Dimension(200, 200));

        org.jdesktop.application.ResourceMap resourceMap = org.jdesktop.application.Application.getInstance(alwv.ALWVApp.class).getContext().getResourceMap(ALWVView.class);
        loginButton.setText(resourceMap.getString("loginButton.text")); // NOI18N
        loginButton.setName("loginButton"); // NOI18N
        loginButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                loginButtonActionPerformed(evt);
            }
        });

        jComboBox1.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Treasurer", "Member" }));
        jComboBox1.setName("jComboBox1"); // NOI18N

        jLabel1.setText(resourceMap.getString("jLabel1.text")); // NOI18N
        jLabel1.setName("jLabel1"); // NOI18N

        errorText.setForeground(resourceMap.getColor("errorText.foreground")); // NOI18N
        errorText.setText(resourceMap.getString("errorText.text")); // NOI18N
        errorText.setName("errorText"); // NOI18N

        jPasswordField1.setText(resourceMap.getString("jPasswordField1.text")); // NOI18N
        jPasswordField1.setName("jPasswordField1"); // NOI18N
        jPasswordField1.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyPressed(java.awt.event.KeyEvent evt) {
                jPasswordField1KeyPressed(evt);
            }
        });

        jLabel2.setText(resourceMap.getString("jLabel2.text")); // NOI18N
        jLabel2.setName("jLabel2"); // NOI18N

        javax.swing.GroupLayout mainPanelLayout = new javax.swing.GroupLayout(mainPanel);
        mainPanel.setLayout(mainPanelLayout);
        mainPanelLayout.setHorizontalGroup(
            mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(mainPanelLayout.createSequentialGroup()
                .addGap(134, 134, 134)
                .addGroup(mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(errorText)
                    .addGroup(mainPanelLayout.createSequentialGroup()
                        .addGap(28, 28, 28)
                        .addComponent(jComboBox1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                    .addGroup(mainPanelLayout.createSequentialGroup()
                        .addGap(37, 37, 37)
                        .addComponent(jLabel1))
                    .addGroup(mainPanelLayout.createSequentialGroup()
                        .addComponent(jPasswordField1, javax.swing.GroupLayout.PREFERRED_SIZE, 125, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(loginButton))
                    .addComponent(jLabel2))
                .addContainerGap(72, Short.MAX_VALUE))
        );
        mainPanelLayout.setVerticalGroup(
            mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(mainPanelLayout.createSequentialGroup()
                .addGap(19, 19, 19)
                .addComponent(jLabel1)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                .addComponent(jComboBox1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGap(18, 18, 18)
                .addComponent(jLabel2)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(loginButton)
                    .addComponent(jPasswordField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(errorText)
                .addContainerGap(123, Short.MAX_VALUE))
        );

        menuBar.setName("menuBar"); // NOI18N

        fileMenu.setText(resourceMap.getString("fileMenu.text")); // NOI18N
        fileMenu.setName("fileMenu"); // NOI18N

        javax.swing.ActionMap actionMap = org.jdesktop.application.Application.getInstance(alwv.ALWVApp.class).getContext().getActionMap(ALWVView.class, this);
        exitMenuItem.setAction(actionMap.get("quit")); // NOI18N
        exitMenuItem.setName("exitMenuItem"); // NOI18N
        fileMenu.add(exitMenuItem);

        menuBar.add(fileMenu);

        helpMenu.setText(resourceMap.getString("helpMenu.text")); // NOI18N
        helpMenu.setName("helpMenu"); // NOI18N

        aboutMenuItem.setAction(actionMap.get("showAboutBox")); // NOI18N
        aboutMenuItem.setName("aboutMenuItem"); // NOI18N
        helpMenu.add(aboutMenuItem);

        menuBar.add(helpMenu);

        statusPanel.setName("statusPanel"); // NOI18N

        statusPanelSeparator.setName("statusPanelSeparator"); // NOI18N

        statusMessageLabel.setName("statusMessageLabel"); // NOI18N

        statusAnimationLabel.setHorizontalAlignment(javax.swing.SwingConstants.LEFT);
        statusAnimationLabel.setName("statusAnimationLabel"); // NOI18N

        progressBar.setName("progressBar"); // NOI18N

        javax.swing.GroupLayout statusPanelLayout = new javax.swing.GroupLayout(statusPanel);
        statusPanel.setLayout(statusPanelLayout);
        statusPanelLayout.setHorizontalGroup(
            statusPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(statusPanelSeparator, javax.swing.GroupLayout.DEFAULT_SIZE, 400, Short.MAX_VALUE)
            .addGroup(statusPanelLayout.createSequentialGroup()
                .addContainerGap()
                .addComponent(statusMessageLabel)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 230, Short.MAX_VALUE)
                .addComponent(progressBar, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(statusAnimationLabel)
                .addContainerGap())
        );
        statusPanelLayout.setVerticalGroup(
            statusPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(statusPanelLayout.createSequentialGroup()
                .addComponent(statusPanelSeparator, javax.swing.GroupLayout.PREFERRED_SIZE, 2, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                .addGroup(statusPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(statusMessageLabel)
                    .addComponent(statusAnimationLabel)
                    .addComponent(progressBar, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
                .addGap(3, 3, 3))
        );

        setComponent(mainPanel);
        setMenuBar(menuBar);
        setStatusBar(statusPanel);
    }// </editor-fold>//GEN-END:initComponents

    private void loginButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_loginButtonActionPerformed
        loginButtonClicked();
    }//GEN-LAST:event_loginButtonActionPerformed

    private void jPasswordField1KeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_jPasswordField1KeyPressed
        if (evt.getKeyCode() == KeyEvent.VK_ENTER)
            loginButtonClicked();
    }//GEN-LAST:event_jPasswordField1KeyPressed

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JLabel errorText;
    private javax.swing.JComboBox jComboBox1;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JPasswordField jPasswordField1;
    private javax.swing.JButton loginButton;
    private javax.swing.JPanel mainPanel;
    private javax.swing.JMenuBar menuBar;
    private javax.swing.JProgressBar progressBar;
    private javax.swing.JLabel statusAnimationLabel;
    private javax.swing.JLabel statusMessageLabel;
    private javax.swing.JPanel statusPanel;
    // End of variables declaration//GEN-END:variables

    private final Timer messageTimer;
    private final Timer busyIconTimer;
    private final Icon idleIcon;
    private final Icon[] busyIcons = new Icon[15];
    private int busyIconIndex = 0;

    private JDialog aboutBox;
    
    private static RESEncryption res;
}
